The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 15, 2021
Filed:
Jul. 14, 2017
Hitachi Vantara Llc, Santa Clara, CA (US);
Paul Clive Caswell, Bracknell, GB;
Simon James Chappell, Bracknell, GB;
Fabrice Claude Oliver Helliker, Bracknell, GB;
HITACHI VANTARA LLC, Santa Clara, CA (US);
Abstract
User access to a data storage system including one or more nodes providing a plurality of data storage resources is controlled, the plurality of data storage resources storing one or more user-accessible primary data structures and one or more user-accessible secondary data structures, each secondary data structures being stored on the basis of a respective associated primary data structure, wherein the data storage system stores, for each secondary data structure, data structure metadata which is indicative of a parent data storage resource and an owner data storage resource of the respective secondary data structure. Upon receiving a user request to access a certain secondary data structure of the one or more secondary data structures stored on a respective parent data storage resource, based on data structure metadata stored for the certain secondary data structure, the respective owner data storage resource of the certain secondary data structure is determined.